![Chuango H4 PLUS WiFi / Cellular Smart Home System Tachometer 0%rdg ±5dgt [50/60Hz] DC Voltage](https://cdn.shopify.com/s/files/1/0650/3038/9972/products/20220912073952f2a6cd71ee2c8d5d99c9177b118b7e9c.png?v=1770655624)
![Chuango H4 PLUS WiFi / Cellular Smart Home System Tachometer 0%rdg ±5dgt [50/60Hz] DC Voltage](https://cdn.shopify.com/s/files/1/0650/3038/9972/products/a6ce1d4cfbca5d7e4fc39660f976f70a.jpg?v=1770655629)
![Chuango H4 PLUS WiFi / Cellular Smart Home System Tachometer 0%rdg ±5dgt [50/60Hz] DC Voltage](https://cdn.shopify.com/s/files/1/0650/3038/9972/products/0aee8750f08ee1c9cb1b0c59b1c1d9a8.jpg?v=1770655629)
Pay in 4 interest-free payments of $93.75 Learn more
Ships within 48 hours · Estimated delivery Aug 31 - Sep 5
0%rdg ±5dgt [50/60Hz] DC Voltage (DCV) 400
Built-in Null DCV for differential voltage measurement
High-performance machine with high-quality N-Cor pump to reduce noise
- 2pcs 1/2" Dr
±6% for other visible light sources Cosine Error 30°±2%
Chuango H4 PLUS WiFi / Cellular Smart Home System Tachometer 0%rdg ±5dgt [50/60Hz] DC Voltage' GSM & WiFi Dual Protection Easy WiFi link & simple setup No monthly fee for using smartphone App control Connects up to 50 units of accessories Email In App notification of alarmed events Remote & control through smartphone Radio frequency: 315MHz What's in the box? 1x H4 PLUS control panel 1x PIR 910 motion detector 2x DWC 102 magnetic contact 2x RC 80 remote controls 1x DC 12V power adaptor 1 Year Warranty Model No. H4 Plus Battery3. 7V 2200mAh
