官方授權台灣代理分銷
0.28 寸 LED 數位直流電壓表-藍色
資料來源：https://www.seeedstudio.com/0.28-Inch-LED-digital-DC-voltmeter---Blue-p-2293.html
Description
This is a super mini voltmeter with 0.28inch LED display. It has reverse connect protection function. When voltage is less than 10V, two decimal places will be shown. When voltage is more than 10V, one decimal place will be shown. This voltmeter can be used to measure mobile phone battery ,car battery and such other application.
SPECIFICATION
- • Voltage range: 2.8~ 30V
- • Work current: <30mA
- • Size: 30x11.7x9.2 mm
- • Measure speed: 200ms/one time
- • Accuracy: 3%
Technical Details
| Dimensions | 60mm x 60mm x 10.5mm |
| Weight | G.W 5.5g |
| Battery | Exclude |
描述
這是一個超級迷你電壓表與 0.28inch LED 顯示幕。具有反向連接保護功能。當電壓小於10V 時, 將顯示兩個小數位。當電壓超過10V 時, 將顯示一個小數位。這個電壓表可以用來測量手機電池, 汽車電池和其他應用。
規範
- ·電壓範圍: 2.8 ~ 30V
- ·工作電流: < 30mA
- ·尺寸: 30x11.7x9.2 mm
- ·測量速度: 200 毫秒/次
- ·準確度: 3%
技術細節
| 尺寸 | 60mm x 60mm x 10.5mm |
| 重量 | G. W 5g |
| 電池 | 排除 |
