... 4.2V1AH for keep warm lithium battery 3.7V1000mAh Input:110V-240V Output :4.2V1A Certification:CE,Roh ScopeLithium group for ... load burn-in test Built-in EMI filter, minimum wave Performance: a constant voltage, constant current, over voltage, over ... cycle, duration of 60 minutes, each axis Pressure: Input - Output: 1.5KVAC Isolation Resistance: Input and output: 10M Ohms Temperature, humidity: '-10 °C ...