Voltage Reducer with LED Display, Input 3.5V-30V - Red/ Green /Blue
RM 40.81
Battery Testers
Universal Battery Tester for AAA/AA/C/D/PP3/CR/Buttons - Minwa
RM 65.03
0.56" 3 Digit LED Current Display/ Amp Meter + Mounting Bezel (0-30V)
RM 63.40
Miniature 0.28" 3-Digit Voltage Display , 3.5 - 30V, Various Colours
RM 24.49
Hobbyking Battery Monitor with Buzzer 2S / 3S / 4S
RM 29.11