Features: Household pocket size test pen for non-contact detection of voltage and circuit. 200V to 1000V wide range for AC voltage detection. Detects breakpoints in live wires or cables. Sound and light alarm when voltage is detected; audio alarm can be turned off. One-button operation with beep indicator. Powered by 2 x LR3 batteries (included). Double insulated with CAT IV 1000V safety rating, safe to use. Specifications: Material: ABS Safety Grade: CAT IV 1000V Power Supply: 2 x 1.5V 1400mAh LR03 battery Working/Storage Temperature: -10C to 50C Altitude: Up to 3000m Item Size: 153 x 24 x 17mm / 6.02 x 0.94 x 0.67in Item Weight: 54g / 1.93oz Package Weight: 102g / 3.61oz Package Size: 26.5 x 7.6 x 3.6cm / 10.43 x 2.99 x 1.42in Packing List: 1 x Test Pen 1 x Manual (English) Shipping Information: All items will be shipped within 3 business days after payment is received. Delivery typically takes 815 days, depending on location. Customer Support: If you have any questions, please . We respond within 24 hours. We aim to provide high-quality products and a positive user experience. We strive to ship all orders within three days of purchase. Note: Please review product dimensions and specifications carefully before purchasing to ensure compatibility with your needs. Thank you for choosing our product. We hope you enjoy your purchase.