specification: Maximum discharge current: 15A Instantaneous discharge current: 70A Charging voltage: 28.8V Maximum charging current: less than equal 15A Overcharge detection voltage: 4.25±0.025V Overcharge protection delay: 100ms Overcharge release voltage: 4.15±0.05V Battery balance detection voltage: / Battery balance release voltage: / Battery balance current: / Overdischarge detection voltage: 2.8 ± 0.08V Overdischarge detection delay: 50ms Overdischarge release voltage: 3.0±0.1V Overcurrent detection voltage: 150mV Overcurrent detection delay: 15ms Overcurrent protection current: 75±5A Overcurrent protection release condition: disconnect load Short circuit protection condition: external load short circuit Short circuit detection delay: 200uS Short circuit protection release condition: disconnect load Main circuit conduction internal resistance: less than equal 15mΩ Working current: less than equal 50uA Temperature range: -30/+80°C Size: 63 * 33 * 10mm Color: Silver + Green Material: metal + PCB Package Contents: 1 * Li-ion Battery Protection Board 1 * Cabel wire Only the above package content other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. About Us We provide the good product with the best pricewe support Wholesale/Drop Shipping Order 1. For Drop Shipping order please remark"dropshipping order" we will prioritize it. 2. For Wholesale/Drop Shipping orders if you have any ideas about the price or packageplease contact us in advancewe will give you the best service to satisfy your demands. About Shipments 1.We will send out the orders ASAP once your payment is completed normally. 2.Please write your complete delivery address with correct phone number and zip code especially please confirm your full name. About After-sale Service We are reliable seller and we have our professional after-sale service for all of our customers. If there is any question about the orderplease contact us in advance we will always here until you get a happy answer. About Feedback 1. Please check the package and item when you get carefully to make sure there is no problem. 2. If you have any problem or are not entirely satisfied with your packageplease don’t be hesitate to contact us first before leaving negative feedback. We will resolve the problem to satisfy you. 3. If there is no problem please leave us five star positive feedback. Your affirmation is our greatest motivation ! ! !