1. Product features:（1）Shell material: PC / ABS + PC, high temperature resistance 120 ℃, fire rating: UL 94V-0;（2）Constant voltage working mode: ± 5%;（3）Brand IC scheme design, stable and reliable performance and low loss;（4）Environmental protection complies with ROHS 2.0;2. Electrical characteristics:（1）Input voltage / frequency: AC 100 ~ 240V (90 ~ 264v), 50 / 60Hz (47 / 63Hz)（2） Output power: Max 12W

（3）Output voltage: DC 3V ~ 12V

（4）Output current: 0.1A ~ 2A（5）Load adjustment range: ± 5%（6）Energy efficiency: meet class v（7）Withstand voltage test: AC 3000V / min 5mA / 3S（8）Insulation impedance: DC 500V 100m Ω

5W a25 - American standard power adapter	A25 - replaceable power adapter

3. Protection function:（1）Overcurrent protection: 120%（2）Overvoltage protection: 120%（3）Short circuit protection: automatic recovery4. Reliability test:（1）Aging test: the product shall be aged for at least 2 hours under the environment of 40 ℃± 5 ℃ and 100% rated load;（2） MTBF estimation: at least 50000 hours, under 25 ℃ environment and input and full load conditions;（3）Drop test: 1m high, drop onto the hardwood with thickness of 30mm, and the hardwood shall be placed on the cement base or equivalent inelastic ground;5. Environmental requirements:（1）Working temperature: 0 ~ 40 ℃（2） Storage temperature: - 20 ~ 85 ℃（3） Working humidity: 5 ~ 95% RH6. Safety certification:Japanese PSE, American UL, Chinese CCC, Australian SAA, European CE, CB, GS