Item Type: Water Leak Detector_x000D_ Material: ABS_x000D_ Color: As Pictures Shown_x000D_ Weight: Approx. 322g / 11.4oz_x000D_ Current Consumption: 15mA _x000D_ Applicable Battery: Lithium Battery 3.7V(Delivered with Built in Battery)_x000D_ Battery Model: 571935_x000D_ Battery Capacity: 350mAh_x000D_ Probe Sensitivity: -70Ddb_x000D_ Highest Audio Magnification: 20000X_x000D_ Penetration: Water Pipe, Cement Pipe, Steel Pipe_x000D_ Product Size: Approx. 6x5.8x2.3cm / 2.4x2.3x0.9in_x000D_ Answering Method: 32 ohm Headphones, Can Be Connected To 16 ohm Speakers 1Advanced Technology: The water leakage detector adopts components and the most advanced technology in Japan, which increases the penetration force several times and greatly improves the sound quality. 2Strong Penetrability: The water pipe leak detector has strong penetrability, whether it is water pipe, cement pipe or steel pipe, it can play a very good effect. 3Sound and Dual Detectors: The volume of the sound can be adjusted and switched according to the situation on site. Dual detector design, including probe and stylus. 4Wide Range of Applications: The water leak detector has strong practicability and is suitable for leak detection of various construction pipelines. 53.7V Lithium Battery: Built in 3.7V lithium battery, which can be recharged repeatedly, have long service life and easy to use. 1 x Water Leak Detector 1 x Probe Pin 1 x Headphone 1 x Probe 1 x USB Cable 1 x Manual