MTYTOT 4.2V 2a Power Supply 4.2Volt ac/dc Adapter Wall Charger Switching Transformer ac Adapter 2.5mm X 5.5mm US Plug 4.6FT Cable Cord for Hoover Board led Strip Lights - MYT4.202&1.5M

• 【Inputs Specification】 100-240V AC 50/60 Hz. Cord Length: about 59Inch(4.6FT). 【Output specification】 DC 4.2V 2A(2000mA) max.We recommend to use less than 80% of the full load. DO NOT OVERLOAD! DC plug size: 5.5mm x 2.1-2.5mm.Polarity: Inner Positive(+), Outer Negative(-). 【Safety&Durability】Multiple Protections with smart chip to ensure the safety and stability: automatically overload cut-off, over voltage cut-off, over temperature cut-off, short-circuit cut-off. ❥【Warning】Please check the DC socket type, power consumption(must not exceed the Max output of the adapter), polarity of the device before ordering, or it may cause problem or damage the device. 【Led charging indicator】No-load status LED is green.Charging, the first phase of constant current charging, LED indicator is red. Charge to the rated voltage into the second phase of constant voltage charging, the current slowly decreases. When the battery power reaches 90-95%, LED lights turn green. At this point the charger will continue to charge with a small current until it is full.