The color of this recording pen is black and silver. It is equipped with a memory of 4GB.8GB.16GB.32GB. The lens used is vacuum color plating lens, the battery is rechargeable lithium ion polymer battery, the battery capacity is 300maH, the recording can be 25-30 hours, and the shell is made of zinc alloy. This machine supports TF card expansion, color screen display, and also supports 25 languages. It has MP3 player, voice control recording, fast Play (Fast/Slow) Monitor Recording. The weight of this machine is 148g