active shutter glasses for Samsung 3d TV

3d glasses Active shutterfor Samsung 3d TV Weight:40g Shuteer:high speed liquid crystal style LCK reflesh rate:120HZ Transmission:39% Type:Rechargeable and Non-rechargeable Transmitter compatibility:3d TV and 3D film(own IR emitter)no emitter is needed Synchronous operation:Infrared at room temperature response time:1.5ms Current:<1ma Standby current:<0.05ma Continuous working time:>200 hours Standby time:half of one year Warranty 1 year (not include the battery) Two functions:Battery can be rechargeable for 1200 times.When rechanged one time,it can lasts for 60min.Glasses itself has function for adjusting 3D effect,can adjust the tridimensional depth. Note: This active shutter glasses is researched for 3D