Specifications

1).Product Standard specification
This specification describes the parameters requirements and inspection rules of the wireless
charging clock produced by our company.
This specification refers to the national GB8898-2011 audio product safety and GB13837-2012
sound general specification. GB/T 37687-2019 Wireless charging standard.
2).Product Function Overview
Wt-k401 is a universal product that integrates functions of mobile phone and Apple Watch wireless charging clock
alarm bell patting light night light, which is suitable for various life scenes
1. It can be used for wireless charging of 3C products such as mobile phone and tablet /Apple Watch.
2. Can be timed alarm clock, internal clock can be in a full charge, continuous up to two years,
3. Can be used as emotional light source, it can light secretly by dimming, three light colors white light warm
white warm color switch.
4. Common buttons are designed by touch, which is more convenient to use.
3)
．
Wireless Product electrical parameters
No.
Item
feature
2.1
model
WT-K401
2.2
Product name
Qi Wireless Alarm Clock
2.3
Connect port
USB to Type-C
2.4
Wireless input voltage/currency
DC5V/2A 9V/2A
2.5
Wireless power
5W / 7.5W / 10W
2.6
Iwatch input voltage / currecny / ower
5V / 500mA / 2.5W
2.7
emission frequency
111.0K-205.0KHZ
2.8
standby current
＜50MA
2.9
Wireless distance
3mm~6mm (max)
3.0
Coil type
A11
3.1
Coil size
Disk diameter：50mm coil thicknedd：2mm
3.2
Wireless charging with OTP
Wireless charging with OTP
3.3
Wireless protection
(OVP)、（UVP）、（FOD）
3.4
Wireless charging indicator function
Two lights: green light/blue light, indicating whether wired and wireless
charging of the night light is charging, and foreign matter detection (the blue
light is long on when charging), full (the green light is on, and the indicator
turns off after 30S); The blue light will flash if there is a foreign object or the
phone is not properly charged.
3.5
compatiable
Compatible with QI wireless receiver products