About this item

• 【FOR COMPATIBLE MODEL】-- Compatible with 44mm Samsung Galaxy Active 2 SM-R820, EB-BR820ABY. Not for 40mm. Contains the instruction to guide you step by step installation, and we have professional engineers to answer all your questions about the repair process. Please verify your old battery part number and model before purchasing this replacement battery.
• 【SAFETY TESTED BATTERY CELLS】-- Our battery uses Grade A rated battery cells ensure longer battery life (500 cycles) and high-speed, efficient charging. Every for Samsung Active 2 battery 44mm is manufactured and tested under strict quality control standards. Build-in microchip to prevent over-charging, over-discharging, short-circuit and over-heating. Voltage protection and current protection for safer operation for both user and devices.
• 【HIGH CAPACITY BATTERY】-- ASDAWN for Samsung Active 2 battery is made of high quality Li-ion battery cell, the advanced technology makes this replacement battery capacity up to 330mAh and provides you a high-speed and efficient charging. Up to 48 hours of long lasting time, bring your battery's life back to glory and save the money. Choose ASDAWN battery restore your watch to like new performance!
• 【FOR BEST PERFORMANCE】-- Please use original charger and cable to charge this battery. Using up all the power of for Samsung watch galaxy active 2 battery r820 for the first three times before charging, and then take a full charge, thus the battery can be reached the optimum effect of using. Please remember that its full performance and longevity is only achieved after 3 to 5 complete charge and discharge cycles.
• 【STRICT DUAL QUALITY CONTROL】-- We take care of all quality-related issues with a REPLACEMENT or REFUND. Our items are all produced in fully automated workshops, and the finished products are controlled and inspected by professional technical personnel to ensure that they are delivered to customers with superior performance and do not disappoint their trust in us. Only with excellent product quality can we go further!