H961-U printed circuit board printed circuit board 5V 2A Features: 1. 100% brand new and high quality 2. Small body and stable performance 3. Portable backup power supply with input matching 5.0V adapter to charge the internal battery 4. Press and hold the button after ready, LED digital display shows the battery 5. Widely used Specification: Condition: 100% new Model: H961-U Item Condition Specification Input voltage Input voltage B+ to B- 3.0-4.2V Before overcharge Detection voltage 4.20 0.05V Release voltage 4.100 0.05V Detection delay time 200ms Over discharge Detection voltage 3.0 0.10V Release voltage 3.10 0.10V Detection delay time 100ms Outputconstant current Constant current 2A Short CircuitProtection Short detection delay time 50uS ReleaseConditions Cutting off load Normal conscription current Normal current consumptionof PCM 60uA Standby current consumptionof 50uA At 0V charger Allowed 0V Y changes Suggest that the working conditions Continuous charge/discharge current 1.5/2A Suggest that the working temperature -5-45 IR resistance to IR PCM le; 65m Omega; Weight: Approx. 15g / 0.5oz Package List: 1 * PCBA (Printed Circuit Board + Assembly)