TUSA IQ1203 BKM dive computer, black design, with start guide. - Model: IQ1203 BKM - Brand: TUSA - Function: Dive computer - Color: Black - Accessories: Start guide - Serial number: AT0508 Solar-powered, so you don't have to worry about the battery running out. - TUSA's unique M-value warning function, effective in preventing decompression sickness - Free diving mode, convenient for skin diving and free diving - Gauge mode, which can be used as a simple depth gauge - Depth interval alarm function that sounds a warning tone at set depth intervals Solar-powered, so no battery replacement is required, making it popular. TUSA DC Solar IQ1203 Mares mares Diving computer Diving computer Dive computer Dive computer Diving equipment Scuba diving Dive computer Thank you for viewing.