The AC electricity tester can monitor the voltage, current and other data of home appliances below 9000W. Small size, lightweight and space-saving when using, it's a practical tool for your home. Features:[Multi-function Electricity Tester]-This tester can monitor voltage, current, electricity, power, frequency, ratio, temperature, time, price, cost, etc. Precise measurement, easy operation, measuring range AC 50 - 300V 30A. [BT Connection, APP Control]-Supports APP on mobile phones (compatible with Android/iOS system) and software computers, easy to set up and via APP remote control. [Color Screen]-2.4 inch large screen provides a clear, wide visual display, colorful fonts with black background, clear in the picture. Easily switch different display interfaces with the operation button. [Warning Horn]-Functions power supply on prompt and high/low voltage prompt, it reminds the user in the form of voice, which is more technological and humanized. [Wide Application, Small Size]-Widely used in socket, main switch and home appliances, such as electric kettle, washing machine, refrigerator, air conditioning, TV, microwave oven, etc. Small size, lightweight and space-saving during use. [Simple Installation]-Install the tester according to the wiring diagram on the back. Adhesive tape on the back helps to easily fix the tester after installation for stability. Specifications:Screen Color: MulticolorScreen Size: 2.4 inchCase Color: BlackMaterial: ABSutter Measurement Range: AC 50 - 300VAt. Measuring Range: 0 - 30A Power Measurement Range: 0 - 9000W App: E_test (iOS Compatible); Scan the QR code to download (android compatible); Scan the QR code to download the PC software (compatible with WIN7 and above)Panel Size: 85.7*63*34.2mm / 3.37*2.48*1.35inInstallation Size: 76*53mm/2.99*2.09inProduct Weight: 49g/1.73ozPackage Size: 151.2*107.8*34.5mm/5.95*4.24*1.36inPackage Weight: 55g/1.94ozPackage List:1 * Electricity Tester1 * Temperature Sensor1 * User ManualMany questions about Dropshipping services are as follows:1. How many orders can you handle per day? We are a large company in Shenzhen, China, with a large warehouse that can handle large orders every day. We ship countless packages every day. We can guarantee the order you request.2. How fast can you process orders? We will arrange the shipment as soon as possible after you pay for your order. Priority delivery for dropshipping order3. Can you ship an order without any receipts, invoices and promotional offer inside the package? Absolutely! No invoices, receipts, promotional offer if you leave notes on the order (if you want, we can deliver.)4. If you need other products? We can supply most of the products you need as much as possible1If you have any other questions, please feel free to . We are very grateful for your cooperation with you.5. We can support Dropshipping of CSV/Excel files.6. There is no limited inventory to fulfill orders on a daily basis