As Brazil Post temporarily announced that it will charge a fee of approximately USD 3.5 per order for all international parcels starting on August 27 (local time). This fee is paid by the buyer after self-declaration, and will be returned if it is not paid. FYI, thanks.
8 in1 QC2.0 3.0 4-30v Electical power USB capacity voltage tester current meter monitor voltmeter ammeter 40% off
8 in 1 Model:KWS-MX17
5.Capacity:0-99999mAh 6.Electical energy:0-999.999Wh
7.Packet data:1-9group 8:temperature 9.Setup Key
Click the button once check save packet data (Time, Wh, mAh). Long press button for 3 seconds to clear the current single set of saved data (Time, Wh, mAh)
C /D option : Below is 3 in 1 for blue/black color.
Keweisi is the model of the product.
Measuring range 4-20V(V)
Input voltage 4-20V(V)
Output voltage 4-20V(V)
Ambient temperature -10-60(°C)
Voltage measurement error 1%
The IN-input connects to the output port of the charger
Reset-clear key, press 3-5 seconds to clear the screen
OUT-output connected to the USB port of the data cable
Input voltage display window (4-20V), accuracy +-1%
Charge current display window (0-3A), accuracy +-1%
Battery capacity display window (0-99999mAh)
Working hours display window (0-99H) unit minutes
Working time and space display memory function after power off
Model:keweisi (this product model is KEWEISI,not JUANJUAN, please kindly note it!!!! )
This item come without retail package
E option : 9 in 1
Time cut-off power supply
Voltage and current: DC4-30V; 0-5A
Timing, Delay: 0-99 hours; 0-24 hours
Voltage over-current protection range: 30V / 5A
Monitoring Content: USB voltage, current, power, capacity, power, timing and other data
Electical Energy: 0-999.9WH
-This power meter tester may not support fast charging for some type of smartphones and devices.
-If any tester you bought from our store can’t display the correct parameters while testing your devices, please feel free to contact us firstly and we will provide quick respond and offer you good solution.
C option is not 8 IN 1 , it is 3 in 1 . hope u can understand , thanks
A option :
Below is 8 in 1 for blue color.
B option :
Below is 8 in 1 for black color.