NOTE: You need to confirm whether the DC interface of the adapter matches your device interface.

Product parameters:
Input voltage: AC 120V (100-240V) 50/60Hz.
Output voltage: DC 3V ±0.3V.
Output current: 1A.
Output power: 3W.
Output power cable length: 4.5 ft
Output DC interface specification: 5.5x2.5 2.1mm (outer diameter 5.5mm, inner diameter 2.5 / 2.1mm).
Output polarity: inner positive +, outer negative -;
Work efficiency: about 98%.
Output ripple noise: 90mV.
Output voltage accuracy: 2%;
Working temperature: 0-50 (℃)
Dimensions: 70x40x26mm (LWH)
Weight: 68gram
Colour: Black;
With overvoltage protection, overcurrent protection, short circuit protection, etc.

Package Included:
2 pcs NOYITO 3V 1A Power Adapters