--- product_id: 1896369 title: "SeaLife Li-Ion Battery for Sea Dragon 1200, 1500, 2000, 2100, 2300, 2500, 3000 & Fluoro Dual Beam Lights" brand: "sealife" price: "4027531₫" currency: VND in_stock: true reviews_count: 12 category: "Sea Life" url: https://www.desertcart.vn/products/1896369-sealife-li-ion-battery-for-sea-dragon-1200-1500-2000 store_origin: VN region: Vietnam --- # Fast 2h50m recharge 3400mAh Li-Ion power Up to 4 hours runtime SeaLife Li-Ion Battery for Sea Dragon 1200, 1500, 2000, 2100, 2300, 2500, 3000 & Fluoro Dual Beam Lights **Brand:** sealife **Price:** 4027531₫ **Availability:** ✅ In Stock ## Summary > 🔦 Power your underwater adventures with SeaLife’s unstoppable battery brilliance! ## Quick Answers - **What is this?** SeaLife Li-Ion Battery for Sea Dragon 1200, 1500, 2000, 2100, 2300, 2500, 3000 & Fluoro Dual Beam Lights by sealife - **How much does it cost?** 4027531₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/1896369-sealife-li-ion-battery-for-sea-dragon-1200-1500-2000) ## Best For - sealife enthusiasts ## Why This Product - Trusted sealife brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Unmatched Endurance:** Keeps your Sea Dragon lights blazing for up to 240 minutes on a single charge—never miss a moment underwater. - • **Rapid Recharge Cycle:** Back to full power in under 3 hours, so your next dive is always ready to go. - • **Compact & Lightweight:** At just 4.2 ounces and slim dimensions, it fits seamlessly without weighing you down. - • **Reliable Backup Essential:** Keep a charged spare on hand and stay ahead of the dive—because every shot counts. - • **Precision Engineered Compatibility:** Designed exclusively for SeaLife lights to ensure peak performance and absolute safety—no risky substitutes. ## Overview The SeaLife Li-Ion Battery (7.4V, 3400mAh, 25Wh) is a rechargeable power source tailored for Sea Dragon series dive lights, delivering up to 4 hours of runtime at varied brightness levels. Engineered for optimal compatibility and safety, it recharges fully in under 3 hours and includes a protective cap. Lightweight and compact, it’s the must-have backup for professional underwater photographers and divers who demand reliability and peak performance. ## Description SEA DRAGON UNDERWATER LIGHTS LI-ION RECHARGEABLE BATTERY Rechargeable lithium ion battery (7.4 volt, 3400 mAh, 25Wh) for Sea Dragon Fluoro-Dual Beam, 1200, 1500, 2000, 2100SF, 2300 Auto, 2500, and 3000 Auto Photo/Video/Dive Lights. Includes protective cap.Keep a spare battery charged so you never miss an opportunity to capture that perfect shot.SeaLife's Batteries have been designed to work best in SeaLife Cameras and Lights. Do not attempt to substitute the battery or charging device with other types or brands, all SeaLife battery and charger items have been tested to the full specified run time for each item. Note: Using alternate non-SeaLife spec. batteries will affect your camera a or light’s performance and can also be fire hazard. Review: Always have a spare battery for your SeaDragon! - Purchased as a replacement battery for my SeaDragon light. The first light would not charge for some reason. I was able to verify the charger and light were good with a different battery, so returned the faulty battery. I had a replacement within 2 days, and this one has worked flawlessly. I appreciate the prompt handling of the issue, and the performance of the new battery. Review: Pricey but does the job - It's a battery for the sealife dragon video light. Minus 1 star for price. ## Features - FIT FOR – The rechargeable lithium ion battery powers the impressive Sea Dragon Fluoro-Dual Beam, 1200, 1500, 2000, 2100SF, 2300 Auto, 2500, and 3000 Auto Photo/Video/Dive Lights - IMPRESSIVE LIGHT RUNNING - This battery keeps the light running for a full 60 minutes at full brightness, and 120 minutes at half power, 240 minutes at quarter power - FEATURES – Rechargeable lithium ion battery - 2-cell, 3400mAh, 7.4 V, 25 Wh; includes protective cup - BATTERY CHARGE TIME – Charge time - 2 hours 50 minutes - SEALIFE BATTERIES - The batteries have been designed to work best in SeaLife lights, do not attempt to substitute the battery with other types or brands, non-SeaLife spec. batteries will affect light's performance and can also be fire hazard ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00GH2VFAE | | Antenna Location | Digital | | Battery Capacity | 3400 Milliamp Hours | | Battery Cell Composition | Lithium Ion | | Battery Cell Type | Lithium Ion | | Battery Weight | 15 Grams | | Best Sellers Rank | #2,322 in Camera Batteries | | Brand | SeaLife | | Built-In Media | item | | Customer Reviews | 4.6 out of 5 stars 83 Reviews | | Item Dimensions | 7 x 4 x 1 inches | | Item Weight | 0.26 Pounds | | Manufacturer | SeaLife | | Model Name | Sealife | | Model Number | SL9831 | | Number of Batteries | 1 Lithium Ion batteries required. | | Recommended Uses For Product | Digital | | Reusability | Rechargeable | | UPC | 077068998310 | | Unit Count | 1.0 Count | | Voltage | 7.4 Volts | | Warranty Description | Manufacturer warranty | ## Product Details - **Battery Capacity:** 3400 Milliamp Hours - **Battery Cell Composition:** Lithium Ion - **Brand:** SeaLife - **Number of Batteries:** 1 Lithium Ion batteries required. - **Recommended Uses For Product:** Digital ## Images ![SeaLife Li-Ion Battery for Sea Dragon 1200, 1500, 2000, 2100, 2300, 2500, 3000 & Fluoro Dual Beam Lights - Image 1](https://m.media-amazon.com/images/I/51-nIVrDHoL.jpg) ![SeaLife Li-Ion Battery for Sea Dragon 1200, 1500, 2000, 2100, 2300, 2500, 3000 & Fluoro Dual Beam Lights - Image 2](https://m.media-amazon.com/images/I/51l0K3yNG+L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Always have a spare battery for your SeaDragon! *by D***R on June 13, 2025* Purchased as a replacement battery for my SeaDragon light. The first light would not charge for some reason. I was able to verify the charger and light were good with a different battery, so returned the faulty battery. I had a replacement within 2 days, and this one has worked flawlessly. I appreciate the prompt handling of the issue, and the performance of the new battery. ### ⭐⭐⭐⭐ Pricey but does the job *by A***R on April 7, 2025* It's a battery for the sealife dragon video light. Minus 1 star for price. ### ⭐⭐⭐⭐⭐ Exact replacement. *by D***E on August 12, 2025* This battery is an actual Sealife battery. It fits as advertised and charges as expected. I'm very happy I could get a replacement as quick as I did. ## Frequently Bought Together - Li-Ion Battery for Sea Dragon 1200, 1500, 2000, 2100, 2300, 2500, 3000 & Fluoro Dual Beam Lights - Moisture Muncher Capsules - Sealife Flex-Connect Arm --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vn/products/1896369-sealife-li-ion-battery-for-sea-dragon-1200-1500-2000](https://www.desertcart.vn/products/1896369-sealife-li-ion-battery-for-sea-dragon-1200-1500-2000) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-06-06*