1. Waterproof and drop-proof, durable and long-lasting 2. Compact and slim, portable for traveling 3. Neat card position, portable and easy to put away 4. Skeletonized design, does not affect the positioning of the use 5. Material: ABS 6. Packing: opp bag 7. Size: about 82 x 50 x 2.8mm 8. Weight: about 5g 9. Note: the product only contains the card, does not contain tracker and other
