3-DIGIT BLUE LED 0.36" DIGITAL VOLTMETER , WITH FINE-TUNING

• function : measure the DC voltage
• display size: 24mm x 15mm
• refresh rate: 200ms / time
• display color: BLUE
• measuring range: 3-32V (with fine-tuning)
• operating temperature: -10°C ~ 60°C
• supply voltage: NO power is required
• whether waterproof: NO
• reverse protection: YES
• fine-tuning function: YES
• power consumption: 5-30mA
• wire length: 150 mm
• product weight: 5g
• physical dimension: 30mm x 15mm x 10mm
  
• measurement accuracy: 
• <10V: ±0.01V
• 10~30V: ±0.1V