AC 100-240V DC 4.2V 8.4V 12.6V 16.8V 1A 1000MA Adapter Power Supply 8.4 12.6 16.8 V Volt charger plug for 18650 lithium battery

The changer is applicable to 18650 lithium batteries and lithium iron phosphate batteries, and the voltage requirements are 3.7V, 7.4V, 11.1V, 14.8V or 4.2V, 8.4V, 12.6V 16.8V battery packs.
 
Charger adopts dual IC chip, chip type motherboard scheme, new material, 100% aging test, and the quality is more stable. With short circuit protection, overcharge protection, etc., constant current and constant voltage, with turn function.
No-load green light, red light during charging, full of automatic green light
Input voltage (INPUT): 100-240V 50-60Hz
 
The output voltage (output): 
   DC 4.2V  0.5A (PLUG SIZE 3.5MM * 1.35MM)
   4.2V  1A (PLUG SIZE 5.5MM * 2.5MM)
   8.4V  1A (PLUG SIZE 5.5MM * 2.5MM)
   12.6V  1A (PLUG SIZE 5.5MM * 2.5MM)
   16.8V -1A  1A (PLUG SIZE 5.5MM * 2.5MM)
 
Power (Max. Output power): 2.1W ,4.2W 8.4W 12.6W 16.8W
Polarity: inside is the outside of the negative
 
Plug in: 
5.5MM * 2.5MM or you can choose 3.5MM * 1.35MM adapter
 
Package include :
A:1x AC power adapter 
B: 1x AC power adapter +5.5X2.1MM TO 3.5MM * 1.35MM adapter