The Standard Light Proximity Card provides maximum read range in a double clampshell-style package, it can be easily carried in a wallet / purse, or worn with a clip or necklace.  The cards are based upon proven passive digital radio frequency identification (RFID) technology.  It offers over 137 billion unique codes.  It includes beveled edges and is constructed of durable ABS plastic.  A vertical slot punch is standard.  Colour is off-white.  The cards may be sequentially ceded in either a standard 26-bit Weigand, custom Weigand or magnetic stripe data format, all with exact number sequences.

The Proximity cards offers extremely consistent read range and is unaffected by body shielding or variable environmental conditions even when close to keys and coins.