Specification: Product material: aluminum alloy + ABS Product color: gray Product size: 5.6*2.2*1.3cm Color box size: 10.4*4.3*2.8cm Product net weight: 24g Product gross weight: 50g Measurement accuracy: ±(2.0mm+5x D ) Range: 0.03~25 meters Measurement datum: front/rear datum Measurement unit: m/ft/in type: Class2 630~670nm <1mW Working temperature: 0 ~40 Battery type: 3.7V 250mAh polymer lithium battery (built-in lithium battery shipped) Charging interface: Micro USB Number of buttons: 3 Function description: continuous measurement area volume Pythagorean measurement Electronic angle: optional Selling point: 1. High-precision one-piece molding process polishing and sandblasting comfortable hand feeling. 2. Powerful you can words you can multiple times and you can angles. 3. Small and lightweight with a weight of 24g there is no burden on the hand. 4. High measurement accuracy durable and strong battery life. 5. It has a wide range of applications. You can think of it and use it whenever you need to measure such as house decoration measurement infrastructure measurement etc. List: manual + rangefinder + lanyard + data cable Kind tips: 1. Please do not look directly into the beam. 2. Please keep it out of the reach of children. 3. Do not use the instrument in flammable and explosive environments. 4. Do not use this instrument near equipment or in the air. 5. The instrument parts must be kept clean at all times please close them before cleaning. When there is dust on the transmitting port and receiving lens use a soft cloth with clean water or a neutral screen cleaner and then wipe. Do not use acidic or alkaline detergents for cleaning; also do not use alcohol or other solvents for cleaning 6. The meter is not waterproof and cannot be wetted or placed in water. Origin:Mainland China Power Type:Rechargeable Size:5.6*2.2*1.3cm Measurement Accuracy:(2.0mm+5x D ) Range A:0.03~25 meters Range B:0.03~30 meters Range C:0.03~40 meters Range D:0.03~50 meters Function description:continuous measurement, area, volume,