[Jingdong JOY co-branded] SIMAA invoice version blank voucher paper 240*140mm 500 sheets/pack UFIDA Kingdee financial software accounting voucher document printing paper

**Product Specifications:**

**Brand:** KACO

**Model:** KEFILL

**Ink Type:** Gel, Ink Refill

**Drying Time:** 1 second*

**Pen Tips:** Two types

**Features:** Self-contained extension cap

**Ink Color:** Classic four colors (Red, Blue, Black, Blue Black)

**Ink Technology:** 1-second quick-drying ink with dual-ballpoint craftsmanship

**Writing Experience:** Upgraded for smooth and clean writing

**Pen Refill Length:** KEFILL standard and 100 refill provide extended writing capacity

**Ink Capacity:** High capacity for long-lasting writing

**Writing Length:** Exceeds national standards for pen stroke length

**Pen Compatibility:** Suitable for various pen models including MIDOT, KEYBO, PURE, KLIP, ALPHA, ROCKET, K9, TURBO, SMOOTH, K7, and FIRST series

**Pen Tip:** Tungsten carbide ballpoint for smooth and durable writing

**Packaging Options:** Available in 5-pack and 10-pack

**Transparent Barrel:** Allows easy monitoring of ink level

**Additional Features:** Interchangeable pen tip protection cap for adjusting refill length

**Standard Compliance:** GB/T37853-2019, GB21027-2020

**Dimensions:** 110mm length, 5.7mm diameter

*Note: Specifications marked with * are based on internal testing and may vary in actual usage scenarios.