General description Our 12 Pcs Series Replacement Blades for Electronic Shavers provide a 360-degree shaving experience, ensuring a smooth shave without scratching or removing unwanted parts. Designed for efficiency, these replacement heads are perfect for maintaining a neat and attractive appearance. Technical specifications Compatible Models: SH30, SH50, SH52, HQ30, HQ50, HQ52, S1020, S1050, S1060, S500 Series (S510, S511, S512, S520, S530, S531, S538, S550, S551, S560, S561, S570, S571, S575), S5000 Series (S5050, S5070, S5075, S5077, S5078, S5079, S5080, S5081, S5082, S5090, S5091, S5095), S1000, S3000 Material: Steel Color: Silver Package Contents: 12 x Razor Blades, 4 x Cleaning Brushes Measurement allowed error: +/- 1-3 cm Installation Convenient to install for replacement. After installation, place a small drop of oil on each head and operate for 10 seconds to maintain proper function. It is recommended to replace the shaving heads every 12 months for optimal performance.